225110663551 has 4 divisors (see below), whose sum is σ = 227339482104. Its totient is φ = 222881845000.

The previous prime is 225110663507. The next prime is 225110663599. The reversal of 225110663551 is 155366011522.

It is a happy number.

225110663551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 225110663551 - 2⁹ = 225110663039 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 225110663551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225110663501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1114409125 + ... + 1114409326.

It is an arithmetic number, because the mean of its divisors is an integer number (56834870526).

Almost surely, 2^225110663551 is an apocalyptic number.

225110663551 is a deficient number, since it is larger than the sum of its proper divisors (2228818553).

225110663551 is a wasteful number, since it uses less digits than its factorization.

225110663551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2228818552.

The product of its (nonzero) digits is 54000, while the sum is 37.

The spelling of 225110663551 in words is "two hundred twenty-five billion, one hundred ten million, six hundred sixty-three thousand, five hundred fifty-one".